import java.util.*;
class GetToken {
  String s[];
    public String getToken(int index,String str) {
	StringTokenizer fenxi=new StringTokenizer(str);
	int number = fenxi.countTokens();
	s=new String[number+1];
	int k=1;
	while(fenxi.hasMoreTokens()) {
	    String temp=fenxi.nextToken();
	     s[k]=temp;
	    k++;
	}
 	if(index<=number)
	   return s[index];
	else
	   return null;
    }
}
class E3 {
  public static void main(String args[]) {
    String str="We Love This Game";
    GetToken token=new GetToken();
    String s1=token.getToken(2,str),
	  s2=token.getToken(4,str);
	System.out.println(s1+":"+s2);
    }
}
